async: use list_move_tail
Stefan Richter [Mon, 2 Feb 2009 12:24:34 +0000 (13:24 +0100)]
list.h provides a dedicated primitive for
"list_del followed by list_add_tail"... list_move_tail.

Signed-off-by: Arjan van de Ven <arjan@linux.intel.com>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

kernel/async.c

index e23399d..f565891 100644 (file)
@@ -133,8 +133,7 @@ static void run_one_entry(void)
        entry = list_first_entry(&async_pending, struct async_entry, list);
 
        /* 2) move it to the running queue */
-       list_del(&entry->list);
-       list_add_tail(&entry->list, entry->running);
+       list_move_tail(&entry->list, entry->running);
        spin_unlock_irqrestore(&async_lock, flags);
 
        /* 3) run it (and print duration)*/